Numerators of continued fraction convergents to sqrt(638).

Terms

a(0) =25a(1) =76a(2) =101a(3) =682a(4) =1465a(5) =9472a(6) =10937a(7) =42283a(8) =2125087a(9) =6417544a(10) =8542631a(11) =57673330a(12) =123889291a(13) =801009076a(14) =924898367a(15) =3575704177a(16) =179710107217a(17) =542706025828a(18) =722416133045